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Priority claimed from GB848432213Aexternal-prioritypatent/GB8432213D0/en
Application filed by Bip Chemicals LtdfiledCriticalBip Chemicals Ltd
Priority claimed from EP85309186Aexternal-prioritypatent/EP0194382B1/en
Application grantedgrantedCritical
Publication of ATE40829T1publicationCriticalpatent/ATE40829T1/en